Answer this question truthfully
### Question: What causes Drooling?
### Response: Some drooling in infants and toddlers is normal and is not usually a sign of a disease or other problem. It may occur with teething. Drooling in infants and young children may get worse with upper respiratory infections and nasal allergies.
Drooling that occurs with fever or trouble swallowing may be a sign of a more serious disease, including:
Mononucleosis Peritonsillar abscess Retropharyngeal abscess Strep throat Tonsillitis
Sudden drooling may occur with poisoning (especially by pesticides) or a reaction to snake or insect venom.
Other things that can cause drooling:
Certain medications Nervous system (neurological) problems